Compatible with chain and gear drive camshafts. Complete Feuling kit with the HP+ oil pump; the special high flow cam support plate a set of HP+ series hydraulic lifters and a quick cam gasket set.FEULING OIL COOLED oiling system kits combine all the needed components to finish your M8 engine''s oiling system under 1 part number; available in HP+ or RACE SERIES kits. FEULING oiling system kits increase oil pressure; oil volume; engine oil flow and return oil scavenging. • Quieter and smoother engine operation• 27% more pressure and scavenge gear volume over stock• 42% more scavenge volume through port sizing; matched passages and holes to the engine case• 46% more oil volume to the crankshaft and connecting rod bearing• 15-25 degree cooler engine temperatures• 15-30 degree cooler oil temperatures • 10-30 more PSI of oil pressure• Reduces wet sumping; blow by and oily air cleaners• Test results show 2 HP gain and 2 ft/lbs. of TQ gain to the rear wheel on Milwaukee Eight• NOTE: FEULING test results show as much as 50% reduction of engine sump oil level. Both HP+ and RACE SERIES kits include FEULING''S HIGH FLOW billet cam plate made from 7075 aluminum which is 50% harder and stronger than the factory or Feuling OE+ cam plates. FEULING increases oil flow and volume by enlarging the oil pump reservoirs and critical oil passages including matching the oil port holes throughout the cam plate to the port holes in the engine case which increases engine oil flow to the li